From patchwork Tue May 12 07:03:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dillon Min X-Patchwork-Id: 200765 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63DAAC54E4B for ; Tue, 12 May 2020 07:04:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 43703207FF for ; Tue, 12 May 2020 07:04:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="IjYwOS6y" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728950AbgELHED (ORCPT ); Tue, 12 May 2020 03:04:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52978 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725823AbgELHED (ORCPT ); Tue, 12 May 2020 03:04:03 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 24988C061A0C; Tue, 12 May 2020 00:04:02 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id s11so2249295pgv.13; Tue, 12 May 2020 00:04:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=KnWhTxSokldqb010DnL4ORytzuGapXn7Hq520J7Za+c=; b=IjYwOS6yRJWzajwfxnyfRcGRgJufp90e2oizEGjmBih5am4Peqs//yI9PBpIboOzU2 CZO7EDNpWbHzsF18edURJPTllwO9BZ79aBFYNtwcsZc6DFIZn8+alqC2s201mzhMJIkp 3TcZmcgqnP3O5Sm7JeURdw7TyVUFJLRHTd4KqVs/bfP71TM6mTago+ifRJxbMabCZ5RU J7Rr93CevBl/XszLMpKAZXHFq488StrTbq+2a4M6QafQj1cDTCotx7X+cLzxoodu9eff fQnABVAI8DBaYWFsxbNkWlX8fqB/s7u68B+d7DEwdHDMFVEM8vQPZzyRaKh7wm1EUakk jn9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=KnWhTxSokldqb010DnL4ORytzuGapXn7Hq520J7Za+c=; b=je8aCzL+CCBQSNIexOGenqBB1uBvaEbWwkno08nXKn5SuvEAxHttZb2km3cya9BTYQ ZrTdY6V7MpogkM3FKj9u5mrm5YiW2ljBovA7AG+mt0kK39G/vyvSWuS3R8DMcwOzoBPR bPAxf4PaukQxAckyhWnGZUibRaNyzrQ50ECuFtCaTRxdQf1vO9hmYqhpbqGoUob8y2Y2 WDv/v1fRjyaIVo9VOP80a70fxN2QTbJ2IGrDPPHnGkK7dRS7UomMQTT5zdxBYksBkbxV H5CV4qWUoGwfbBbAHz3DRTVoctsdWxFLWIC1ePiUL2kJvrO4/IcpCUVoTpeHVcMmdgiu SdvA== X-Gm-Message-State: AGi0PuaCUXgRJGF9wmOpJ5t4w8l6b1gTpzWIpfYG+Mg6ZnzjvQZMXt2C V7HPM4DixVRcOIm7xaxN+6Y= X-Google-Smtp-Source: APiQypJgzsQrvrMxxxS1gIKRvHu2KK37xvZy80d20Mc2DmCk4cb+KwcWxqzPiseDTD0DXbnIzfEGlQ== X-Received: by 2002:a63:9801:: with SMTP id q1mr19050050pgd.447.1589267041774; Tue, 12 May 2020 00:04:01 -0700 (PDT) Received: from fmin-OptiPlex-7060.nreal.work ([103.206.190.146]) by smtp.gmail.com with ESMTPSA id 62sm11016369pfu.181.2020.05.12.00.03.52 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 12 May 2020 00:04:01 -0700 (PDT) From: dillon.minfei@gmail.com To: robh+dt@kernel.org, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, mturquette@baylibre.com, sboyd@kernel.org Cc: devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org, dillon.minfei@gmail.com Subject: [PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board Date: Tue, 12 May 2020 15:03:35 +0800 Message-Id: <1589267017-17294-4-git-send-email-dillon.minfei@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1589267017-17294-1-git-send-email-dillon.minfei@gmail.com> References: <1589267017-17294-1-git-send-email-dillon.minfei@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: dillon min Enable the ltdc & ili9341 on stm32429-disco board. Signed-off-by: dillon min --- Changes: V3: change dts binding compatible to "st,sf-tc240t-9370-t" V2: none v1: none arch/arm/boot/dts/stm32f429-disco.dts | 39 +++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/arch/arm/boot/dts/stm32f429-disco.dts b/arch/arm/boot/dts/stm32f429-disco.dts index 30c0f67..4475e40 100644 --- a/arch/arm/boot/dts/stm32f429-disco.dts +++ b/arch/arm/boot/dts/stm32f429-disco.dts @@ -49,6 +49,8 @@ #include "stm32f429.dtsi" #include "stm32f429-pinctrl.dtsi" #include +#include +#include / { model = "STMicroelectronics STM32F429i-DISCO board"; @@ -127,3 +129,40 @@ pinctrl-names = "default"; status = "okay"; }; + +<dc { + status = "okay"; + pinctrl-0 = <<dc_pins_f429_disco>; + pinctrl-names = "default"; + + port { + ltdc_out_rgb: endpoint { + remote-endpoint = <&panel_in_rgb>; + }; + }; +}; + +&spi5 { + status = "okay"; + pinctrl-0 = <&spi5_pins>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>; + dmas = <&dma2 3 2 0x400 0x0>, + <&dma2 4 2 0x400 0x0>; + dma-names = "rx", "tx"; + display: display@0{ + /* Connect panel-ilitek-9341 to stm32 via ltdc*/ + compatible = "st,sf-tc240t-9370-t"; + reg = <0>; + spi-3wire; + spi-max-frequency = <10000000>; + dc-gpios = <&gpiod 13 0>; + port { + panel_in_rgb: endpoint { + remote-endpoint = <<dc_out_rgb>; + }; + }; + }; +};